(19)

(11)

EP 4 522 349 A1

(12)

(43) Date of publication: 19.03.2025 Bulletin 2025/12 (21) Application number: 23804502.5 (22) Date of filing: 11.05.2023

(51) International Patent Classification (IPC):  B06B 1/04(2006.01) (52) Cooperative Patent Classification (CPC): H02J 3/01; G01R 19/12 (86) International application number: PCT/US2023/066869 (87) International publication number: WO 2023/220669 (16.11.2023 Gazette 2023/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 12.05.2022 US 202263364580 P (71) Applicant: Quantum Control Works, L.C. Ames, Iowa 50014 (US)	(72) Inventor: BRIGHT, Charles B. Ames, Iowa 50014 (US) (74) Representative: FRKelly  Waterways House Grand Canal Quay Dublin D02 PD39 Dublin D02 PD39 (IE)